21183+3456 FYM 142AF

 
 
21h 18m 18.20s +34 55' 36.2" P.A. 200 sep 45.9 mag 9.13,14.90 Sp F8
 
 
Coord 2000
21183+3456
Discov num
FYM 142
Comp
AF
Coord arcsec 2000
21 18 18.20 +34 55 36.2
Date first
1998
Date last
2015
Obs
4
Pa first
199
Pa last
200
P.A. Now (θ)
200°
Sep first
45.2
Sep last
45.9
Sep. Now (ρ)
45.9"
Mag pri
9.13
Mag sec
14.90
delta mag (ΔM)
5.77
Spectral class
F8 (yellow-white)
Pri motion ra
+028
Sec motion ra
Pri motion dec
+009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21183+3456 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21183+3456 BU 289 AB 1874 2016 24 128 0.8 9.13 9.66 0.53
Show 21183+3456 BU 289 AC 1874 2015 11 251 13.0 9.13 13.00 3.87
Show 21183+3456 SLE 384 AD 1941 2015 10 189 43.3 9.13 11.98 2.85
Show 21183+3456 FYM 142 AE 1998 2015 4 94 36.7 9.13 13.50 4.37
Show 21183+3456 FYM 142 AF 1998 2015 4 200 45.9 9.13 14.90 5.77 <===
Show 21183+3456 FYM 142 AG 1998 2015 4 272 68.8 9.13 13.70 4.57
Show 21183+3456 FYM 142 AH 2015 2015 1 274 61.5 9.13 14.60 5.47
Show 21183+3456 FYM 142 DF 1998 2015 3 267 8.6 11.98 14.90 2.92
Show 21183+3456 FYM 142 EI 1998 2015 3 273 9.1 13.50 15.70 2.20
Show 21183+3456 FYM 142 GH 1998 2015 3 69 7.9 13.70 14.60 0.90
Ninefold system
9 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
199.8
Precise sep
45.882
Constellation
Cygnus
last precise pa
199.8
last precise sep
45.882
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21183+3456 FYM 142 AF 2012 3 200 45.7 9.13 14.90 F8 211818.20+345536.2
21183+3456 FYM 142 AF 2015 4 200 45.9 9.13 14.90 F8 211818.20+345536.2

If you need more information about this double, apply for a data request form to the WDS.